[Disclaimer :
THIS MAY DESTROY YOUR DATA (filesystem etc.), tidak bisa rebort, jadi harap di backup]
target /dev/mapper/fedora-root
Jika ada error , pada saat install software di linux (fedora) seperti ini
Error Summary
-------------
Disk Requirements:
At least 677MB more space needed on the / filesystem.
cek before action dulu :
[belajarfe@localhost ~]$ df -h
Filesystem Size Used Avail Use% Mounted on
devtmpfs 978M 0 978M 0% /dev
tmpfs 994M 170M 825M 18% /dev/shm
tmpfs 994M 1.2M 993M 1% /run
tmpfs 994M 0 994M 0% /sys/fs/cgroup
/dev/mapper/fedora-root 22G 20G 496M 98% /
tmpfs 994M 25M 970M 3% /tmp
/dev/loop2 348M 348M 0 100% /var/lib/snapd/snap/wine-platform-runtime/306
/dev/loop0 425M 425M 0 100% /var/lib/snapd/snap/kde-frameworks-5-qt-5-15-3-core20/8
/dev/loop10 62M 62M 0 100% /var/lib/snapd/snap/core20/1518
/dev/loop7 56M 56M 0 100% /var/lib/snapd/snap/core18/2409
/dev/loop6 323M 323M 0 100% /var/lib/snapd/snap/wine-platform-6-stable/19
/dev/loop8 128K 128K 0 100% /var/lib/snapd/snap/bare/5
/dev/loop5 165M 165M 0 100% /var/lib/snapd/snap/gnome-3-28-1804/161
/dev/loop1 47M 47M 0 100% /var/lib/snapd/snap/snapd/16010
/dev/loop4 82M 82M 0 100% /var/lib/snapd/snap/gtk-common-themes/1534
/dev/loop3 291M 291M 0 100% /var/lib/snapd/snap/kde-frameworks-5-qt-5-14-core18/4
/dev/loop9 16M 16M 0 100% /var/lib/snapd/snap/kolourpaint/56
/dev/sda1 976M 182M 728M 20% /boot
tmpfs 199M 32K 199M 1% /run/user/1000
/dev/sr0 82M 82M 0 100% /run/media/belajarfe/VBox_GAs_6.0.4
[belajarfe@localhost ~]$ sudo lvdisplay /dev/mapper/fedora-root
--- Logical volume ---
LV Path /dev/fedora/root
LV Name root
VG Name fedora
LV UUID 4DyRqf-c5qC-Ig7o-1px9-1iPE-ROYb-utKLv3
LV Write Access read/write
LV Creation host, time localhost-live, 2020-01-23 08:44:02 +0700
LV Status available
# open 1
LV Size 21.82 GiB
Current LE 5586
Segments 1
Allocation inherit
Read ahead sectors auto
- currently set to 256
Block device 253:0
untuk expand command (hati hati) ,sebanyak 10G dulu (aslinya 25G yang taekspan :)
sudo lvresize -r -L +10G fedora/root
Size of logical volume fedora/root changed from 21.82 GiB (5586 extents) to 46.82 GiB (11986 extents).
Logical volume fedora/root successfully resized.
resize2fs 1.44.6 (5-Mar-2019)
Filesystem at /dev/mapper/fedora-root is mounted on /; on-line resizing required
old_desc_blocks = 3, new_desc_blocks = 6
The filesystem on /dev/mapper/fedora-root is now 12273664 (4k) blocks long.
hasilnya :
[belajarfe@localhost ~]$ sudo lvdisplay /dev/mapper/fedora-root
[sudo] password for belajarfe:
--- Logical volume ---
LV Path /dev/fedora/root
LV Name root
VG Name fedora
LV UUID 4DyRqf-c5qC-Ig7o-1px9-1iPE-ROYb-utKLv3
LV Write Access read/write
LV Creation host, time localhost-live, 2020-01-23 08:44:02 +0700
LV Status available
# open 1
LV Size 46.82 GiB
Current LE 11986
Segments 1
Allocation inherit
Read ahead sectors auto
- currently set to 256
Block device 253:0
[belajarfe@localhost ~]$ df -h
Filesystem Size Used Avail Use% Mounted on
devtmpfs 978M 0 978M 0% /dev
tmpfs 994M 149M 845M 15% /dev/shm
tmpfs 994M 1.2M 993M 1% /run
tmpfs 994M 0 994M 0% /sys/fs/cgroup
/dev/mapper/fedora-root 46G 20G 25G 46% /
tmpfs 994M 23M 972M 3% /tmp
/dev/loop2 348M 348M 0 100% /var/lib/snapd/snap/wine-platform-runtime/306
/dev/loop0 425M 425M 0 100% /var/lib/snapd/snap/kde-frameworks-5-qt-5-15-3-core20/8
/dev/loop10 62M 62M 0 100% /var/lib/snapd/snap/core20/1518
/dev/loop7 56M 56M 0 100% /var/lib/snapd/snap/core18/2409
/dev/loop6 323M 323M 0 100% /var/lib/snapd/snap/wine-platform-6-stable/19
/dev/loop8 128K 128K 0 100% /var/lib/snapd/snap/bare/5
/dev/loop5 165M 165M 0 100% /var/lib/snapd/snap/gnome-3-28-1804/161
/dev/loop1 47M 47M 0 100% /var/lib/snapd/snap/snapd/16010
/dev/loop4 82M 82M 0 100% /var/lib/snapd/snap/gtk-common-themes/1534
/dev/loop3 291M 291M 0 100% /var/lib/snapd/snap/kde-frameworks-5-qt-5-14-core18/4
/dev/loop9 16M 16M 0 100% /var/lib/snapd/snap/kolourpaint/56
/dev/sda1 976M 182M 728M 20% /boot
tmpfs 199M 32K 199M 1% /run/user/1000
/dev/sr0 82M 82M 0 100% /run/media/belajarfe/VBox_GAs_6.0.4
sumber : https://discussion.fedoraproject.org/t/increase-disk-space/79389/5
Untuk shrink gunakan command (hati hati, backup dulu)
[belajarfe@localhost ~]$ sudo lvreduce -L 10G /dev/mapper/fedora-root
WARNING: Reducing active and open logical volume to 10.00 GiB.
THIS MAY DESTROY YOUR DATA (filesystem etc.)
Do you really want to reduce fedora/root? [y/n]: y
Size of logical volume fedora/root changed from 46.82 GiB (11986 extents) to 10.00 GiB (2560 extents).
/etc/lvm/backup/fedora.tmp: fsync failed: Input/output error
/etc/lvm/backup/fedora.tmp: fclose failed: Read-only file system
Backup of volume group fedora metadata failed.
Logical volume fedora/root successfully resized.
dan
[belajarfe@localhost ~]$ sudo resize2fs /dev/mapper/fedora-root
resize2fs 1.44.6 (5-Mar-2019)
resize2fs: New size smaller than minimum (5665280)
hasilnya :
belajarfe@localhost ~]$ df -h
df: /run/user/1000/gvfs: Transport endpoint is not connected
Filesystem Size Used Avail Use% Mounted on
devtmpfs 978M 0 978M 0% /dev
tmpfs 994M 0 994M 0% /dev/shm
tmpfs 994M 1.2M 993M 1% /run
tmpfs 994M 0 994M 0% /sys/fs/cgroup
/dev/mapper/fedora-root 46G 21G 24G 47% /
tmpfs 994M 44K 994M 1% /tmp
/dev/loop2 348M 348M 0 100% /var/lib/snapd/snap/wine-platform-runtime/306
/dev/loop0 425M 425M 0 100% /var/lib/snapd/snap/kde-frameworks-5-qt-5-15-3-core20/8
/dev/loop10 62M 62M 0 100% /var/lib/snapd/snap/core20/1518
/dev/loop7 56M 56M 0 100% /var/lib/snapd/snap/core18/2409
/dev/loop6 323M 323M 0 100% /var/lib/snapd/snap/wine-platform-6-stable/19
/dev/loop8 128K 128K 0 100% /var/lib/snapd/snap/bare/5
/dev/loop5 165M 165M 0 100% /var/lib/snapd/snap/gnome-3-28-1804/161
/dev/loop1 47M 47M 0 100% /var/lib/snapd/snap/snapd/16010
/dev/loop4 82M 82M 0 100% /var/lib/snapd/snap/gtk-common-themes/1534
/dev/loop3 291M 291M 0 100% /var/lib/snapd/snap/kde-frameworks-5-qt-5-14-core18/4
/dev/loop9 16M 16M 0 100% /var/lib/snapd/snap/kolourpaint/56
/dev/sda1 976M 182M 728M 20% /boot
tmpfs 199M 32K 199M 1% /run/user/1000
/dev/sr0 82M 82M 0 100% /run/media/belajarfe/VBox_GAs_6.0.4
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